unassailable
unassailable — adjective
1. So far ahead in a race, competition, or argument that no one else can possibly b
So far ahead in a race, competition, or argument that no one else can possibly beat you or take your position away.
Aoi's team scored fifty points in the first half, giving them an unassailable lead.
collocation: unassailable lead
After the votes were counted, Joaquín's majority in the election was unassailable.
The family business had held an unassailable position in the local market for three generations.
With a ten-goal lead and only five minutes left, the Lions' position was unassailable.
Élise's research was so widely respected that her reputation among colleagues seemed unassailable.
- unbeatable
more common in everyday sports contexts
- invincible
stronger, often suggests total invincibility in battle or competition
- dominant
broader, can describe a general state of control without the 'cannot be defeated' emphasis
- vulnerable
the opposite — open to attack or defeat
- insecure
suggests a weak or unstable position
文法句型
unassailable + noun
be/seem + unassailable
用法筆記
Often used with nouns like 'lead', 'position', or 'advantage' to describe a commanding situation in sports, politics, business, or debate.
常見錯誤
2. If a piece of evidence, an argument, or a fact is unassailable, it is so clearly
If a piece of evidence, an argument, or a fact is unassailable, it is so clearly true and so firmly supported that no one can reasonably doubt it or argue against it.
The DNA evidence provided unassailable proof that the suspect was at the crime scene.
collocation: unassailable proof
Layla's logic was so clear and well-supported that her conclusion was unassailable.
The historian presented unassailable facts about the date of the old manuscript.
For the jury, Nila's account was unassailable because it matched all the physical evidence.
- indisputable
very similar, perhaps slightly more common in everyday use
- irrefutable
stronger emphasis on the impossibility of refuting
- unquestionable
focuses on the absence of doubt rather than the strength of evidence
- questionable
open to doubt or challenge
- dubious
suspicious or uncertain in truth
- disputable
can be argued against
文法句型
unassailable + noun
be + unassailable
用法筆記
Commonly paired with nouns related to reasoning and proof: 'evidence', 'proof', 'argument', 'logic', 'facts'. This sense applies only to claims or information, not to people or positions.
常見錯誤
3. Built or placed in such a way that no enemy can successfully attack it.
Built or placed in such a way that no enemy can successfully attack it.
The castle was built on a steep hill with high walls, making it unassailable.
pattern: making + object + unassailable
The mountain fortress was considered unassailable until modern aircraft were developed.
collocation: unassailable fortress
The mountain base sits in a rocky valley, a position virtually unassailable by ground forces.
Qian's castle had six-metre-thick walls, making it unassailable by any army of the time.
- impregnable
nearly identical, slightly more common for physical fortresses
- invulnerable
broader — can refer to people or systems, not just structures
- secure
weaker and more general; does not carry the 'impossible to attack' emphasis
- vulnerable
open to physical attack or damage
- defenseless
having no protection at all
文法句型
unassailable + noun
be + unassailable
unassailable + by + agent
用法筆記
Typically describes physical structures — castles, fortresses, military bases, defensive positions. Figurative use (e.g. 'an unassailable argument') belongs to senses 1 and 2.